Knife



FIG. 1 is a left side elevational view of the design of the presentinvention for a knife, of which the right side is a mirror imagethereof;

FIG. 2 is a front elevational view of the knife of FIG. 1;

FIG. 3 is a rear elevational view of the knife of FIG. 1;

FIG. 4 is a top plan view of the knife of FIG. 1; and,

FIG. 5 is a bottom plan view of the knife of FIG. 1.

The broken lines shown are for illustrative purposes only and form nopart of the claimed design.

The ornamental design for a knife, as shown and described.